Stains and Dyes

Various solutions used during staining procedures in order to increase the visibility of microscopic biological structures via color and/or fluorescence. Products include kits, stains, counterstains, dyes, fluorescent labels, decolorizers, etc.
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Gram Stain Kit Thermo Scientific™
Differentiate gram-positive organisms from gram-negative organisms using Thermo Scientific™ Remel™ Gram Stain Kit. The Gram stain method was developed in 1884 by the Danish bacteriologist, Christian Gram, to differentiate bacterial cells from infected tissue1.
Remel™ Gram Iodine Thermo Scientific™
Thermo Scientific™ Remel Gram Iodine is a mordant used in Gram stain procedures.
Crystal Violet is used as an acid-base indicator, an alcohol denaturant, a biological stain, a textile dye and an indicator for copper salts. It is a component of gram staining in microorganisms and cell lines.
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
Remel™ Gram Crystal Violet Thermo Scientific™
Thermo Scientific™ Remel Gram Crystal Violet is a primary stain in Gram stain procedures.
This mounting solution is designed for permanent mounting of DAB and BCIP/NBT. Dehydrate tissue before use. This is the same solution that is provided in the Histostain® -SP DAB Kit.
Thermo Scientific™ Remel DMSO Modified Acid Fast Stain Kit is for detection of acid-fast microorganisms.
Calcofluor White Stain Kit Thermo Scientific™
Use Thermo Scientific™ Remel™ Calcofluor White Stain Kit as a rapid, non-specific fluorochrome stain for the initial microscopic detection of fungal elements, yeasts, Acanthamoeba cysts, microsporidia, and Pneumocystis carinii in clinical specimens.
A histological counterstain. Nuclear Fast Red solution turns cell nuclei red and cytoplasm a pale pink. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.
Alizarin is the main ingredient for the manufacture of the madder lake pigments known to painters as Rose madder and Alizarin crimson. A notable use of alizarin in modern times is as a staining agent in biological research because it stains free calcium and certain calcium compounds a red or light...
Fluorescein Disodium Salt Dihydrate 90% Thermo Scientific Chemicals
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to...
Thermo Scientific™ Remel enhanced gram stain reagents are balanced to give a distinct gram-positive reaction and are less prone to over decolorization.
An easy-to-use product for adhering tissue to glass slides. Treating the glass with HistoGrip results in a strong bond between the tissue and slide. Normal enzyme digestions, antigen recovery procedures, and even the harsh processes of in situ hybridization will not remove tissues adhered with...
Stains-All, 96% Thermo Scientific Chemicals
General protein and nucleic acid stain, which stains different colors on bands of RNA (bluish purple), DNA (blue) and proteins (red) This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio.
Remel™ Gram Decolorizer Thermo Scientific™
Thermo Scientific™ Remel Gram Decolorizer is a decolorizing reagent used in Gram stain procedures.
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Hematopoietic stem cells (HSCs) can be found in bone marrow, peripheral blood, and umbilical cord blood, and are important in studies of blood disorders and blood-related malignancies. We provide a comprehensive set of tools for study of HSCs and their derivatives.
In gel electrophoresis, fluorescent nucleic acid gel stains are dyes used for DNA detection. When bound to DNA molecules and illuminated with UV or blue light, these dye molecules fluoresce brightly. Once the gel is stained, transilluminators are used to excite the dye molecules, which allow DNA to...
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